Fetal blood sampling instrument
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 28, 1987
Issued Date -
N/A
app pub date -
Sep 8, 1986
filing date -
Jun 28, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An instrument (10) for obtaining a fetal blood sample including an elongated member (12) having an open end portion (14) and a membrane (16) disposed over the open end portion (14) for perfecting a seal about the open end portion (14). A lancet (18) in the form of a blade (64) or a sharp ended capillary tube (48) is disposed in the elongated member (12) for piercing the membrane (16) and making an incision in the skin of a fetus (20). A plunger (26) is supported within the elongated member (12) and is movable to create a suction within the open end portion (14) to draw fetal blood from the incision through the pierced membrane (16) and into the open end portion (14).
First Claim
Family
International Classification(s)
Cited Art Landscape
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